Question to the Department for Transport:

To ask the Secretary of State for Transport, pursuant to the Answer of 6 July 2015 to Question 4759, if he will update the benefit-cost ratio for Great Western electrification given in that Answer to reflect the revised cost estimate for that electrification project confirmed in oral evidence by Mark Carne of the Committee of Public Accounts, on Network Rail: planning and delivery of 2014-19 rail investment programme, HC473, Q1, on 21 October 2015.

The Department and Network Rail are updating business cases as part of the Hendy Review Process. Network Rail is continuing to examine the deliverability and potential scheduling of Great Western works following which the benefit cost ratio for the programme will be updated.